7996760

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{6449}}^1$

素因数の和:6491

約数の個数: 32

約数和(自身を含む): 18576000

約数和(自身を除く): 10579240

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 6449, 12898, 25796, 32245, 51592, 64490, 128980, 199919, 257960, 399838, 799676, 999595, 1599352, 1999190, 3998380, 7996760]

約数ペア:

[(1, 7996760), (2, 3998380), (4, 1999190), (5, 1599352), (8, 999595), (10, 799676), (20, 399838), (31, 257960), (40, 199919), (62, 128980), (124, 64490), (155, 51592), (248, 32245), (310, 25796), (620, 12898), (1240, 6449)]